[Ips-whfpr] IPS Weekly Prop. Report (24 August 05)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 24/0200Z AUGUST 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (17 AUGUST - 23 AUGUST)
Date   T index   Conditions        
17 Aug   29      Normal            
MUFS:
near predicted monthly values

18 Aug   29      Normal            
MUFS:
near predicted monthly values

19 Aug   33      Normal            
MUFS:
   Equatorial PNG Region:
     Enhanced by 25% during local day,
     No data available during local night.
  Northern Australian Region:
     Near predicted monthly values.
  Southern Australian and New Zealand Region:
     Near predicted monthly values.
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.

20 Aug   28      Normal            
MUFS:
   Equatorial PNG Region:
     Near predicted monthly values during local day,
     No data available during local night.
  Northern Australian Region:
     Depressed by 15% during local day,
     Depressed by 15% during local night.
  Southern Australian and New Zealand Region:
     Near predicted monthly values during local day,
     Enhanced by 15% during local night.
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.

21 Aug   28      Normal            
MUFS:
near predicted monthly values

22 Aug   32      Normal            
MUFS:
near predicted monthly values

23 Aug   34      Normal            
MUFS:
near predicted monthly values

Predicted Monthly T index for August:  26
2. FORECAST (24 AUGUST - 30 AUGUST) 
MUFS: briefly depressed after local dawn on 26 Aug
depressed 15% 24 to 25 Aug
MUFs near predicted monthly values on other days.
Propagation conditions: Mid to Low Latitudes Fair 24-Aug Fair 25-Aug Fair 26-Aug,
SWFs possible. High Latitudes Poor 24-Aug Poor 25-Aug Poor 26-Aug,
otherwise normal.
T index:  35
COMMENT: IPS HF Communications Warning 30 was issued on 23 August and is
current for interval  24-25 August. 
3. OUTLOOK (31 AUGUST - 30 SEPTEMBER)
Degraded HF propagation conditions possible:
03-Sep,05-Sep,12-Sep to 13-Sep,20-Sep to 21-Sep.

PLEASE NOTE:
At this time of the solar cycle, space weather conditions
are frequently determined by short timescale events, not
able to be forecasted a week in advance.

For an explanation of some of the terms in this report, goto
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.


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